/* 第一部分 logo  导航 */
#header{
    background: #fff;
    width: 100%;
    height: 140px;
    position: fixed;
    top:0;
    left:0;
    z-index: 1000;
}
#header .logo{
    width: 200px;
    height: 100px;
    vertical-align: text-top;
    float: left;
    margin-top:20px;

}
a:hover{
    
    text-decoration: none;
}
#header .logo img{
    display: inline-block;
    width: 100%;
    height: 100%;
    vertical-align: text-top;
}
#header .category{
    display: inline-block;
    margin-left: 240px;
    height: 100%;
    line-height: 1;
}
#header .category>li{
    float: left;

}
#header .category>li>.btn-group{
height: 100px;
line-height: 1;
}
#header .open>.dropdown-toggle.btn-default:focus, 
#header .open>.dropdown-toggle.btn-default:hover,
.open>.dropdown-toggle.btn-default
{
    background-color: #fff !important;
}
.btn:hover{
    background-color: #fff !important;
}
.btn-group.open .dropdown-toggle{
    box-shadow:none;
}
.dropdown-menu{
    margin: 0;
   border:none;

}
#header .category>li>.btn-group .btn {
    border:none;
    height: 100%;
    color: #666;
  font-size: 30px;
    }
#header .category>li+li{
    margin-left: 50px;
}
#header .category>li>a{
    display: inline-block;
    color: #666;
    font-size: 30px;
    height:100px;
    line-height: 100px;

}
#header .category>li>a.active{
    border-bottom: 2px solid #2780ee;
    color: #2780ee;
}


/* banner部分 */
.banner{
    width: 100%;
    /* height: 900px; */
    position: relative;
    margin-top:140px;
    
}
.banner .img_box{
    width: 100%;
    /* height: 46.875%; */
    /* background: url('../images/0.png') no-repeat;
    background-size: 100%; */
}
/* .banner .img_box:before{
    content:"";
    display: block;
    padding-top:50%;
} */
.banner .img_box img{
    display: inline-block;
    width: 100%;
}
.banner .container{
    height: 46.100%;
    overflow: hidden;
}
.banner .container >div{
    width:760px;
    position: absolute;
    top:200px;
    left:50%;
    margin-left: -280px;
}
.banner .banner_info{
    display: inline-block;
    width: 200px;
    height: 100px;
    background: url('../images/slogan.png') no-repeat;
    background-size: 100%;
    margin-left:200px;
   
}
.banner p{
    /* width: 5.6rem; */
    text-shadow: 0 -2px 5px #888888;
    color: #fff;
    font-size: 40px;

}
/* 关于云智片 */
.about{
    height: 600px;
}
.about .container{
    margin-top:100px;
    padding:0 50px;
}
.about .about_info{
    width: 480px;
}
.about .about_info h5{
    font-size: 40px;
    color: #333;
    font-weight: 400;
}
.about .about_info h6{
    font-size: 20px;
    color: #333;
    font-weight: 400;
}
.about .about_info p{
    font-size: 20px;
    color: #6f6f6f;
    letter-spacing: 2px;
    text-indent:2em;

}
.about .about_img{
    display: inline-block;
    width: 560px;
    height: 400px;
    background: url('../images/withregardto-picture.png') no-repeat;
    background-size: 100%;
    /* vertical-align: text-top; */
    /* float: right; */
}
/* 开城计划 */
.plan{
    width: 100%;
    /* height: 900px; */
    background: #fbfdff;
    padding-top: 100px;
}
.plan p{
    text-align: center;
    font-size: 40px;
    color: #333;
    margin-bottom: 50px;
}
.plan .plan_img {
    width:100%;
    /* background: url('../images/kaesongplan.png') no-repeat;
    background-size: 100%; */

}
/* .plan .plan_img:before{
    content:"";
    display: block;
    padding-top:30%;
} */
.plan .plan_img img{
    display: inline-block;
    width: 100%;
    
}
/* 平台特色 */
.feature{
   
    height: 900px;

}
.feature .container{
    padding-top: 100px ;
}
.feature .swippe-box{
    width: 420px;
    height: 560px;
    position: relative;
}
.feature .container>p{
    text-align: center;
    font-size: 40px;
    color: #333;
    /* margin-top: 1rem; */
    margin-bottom: 60px;
}
.feature .swiper-container{
    width: 280px;
    height: 560px;
    /* margin-left: 0.5rem; */
    
}
.feature .swiper-container .swiper-wrapper{
    width: 280px;
    height: 100%;
}
.feature .swiper-container .swiper-wrapper .swiper-slide{
    width: 280px;
    height: 100%;
    /* margin-left: 0.35rem; */
}
.feature .swiper-container .swiper-slide img{
    display: inline-block;
    width:100%;
    height: 100%;
}
.swippe-box .swiper-button-next,
.swippe-box .swiper-button-prev{
    width: 30px;
    height: 30px;
    margin-top:-15px;

}
.swippe-box .swiper-button-prev{
    background: url('../images/homepage-leftbuttons-normalcondition.png') no-repeat;
    background-size: 100%;
}
.swippe-box .swiper-button-next{
    background: url('../images/homepage-rightbuttons-acrossstatus.png') no-repeat;
    background-size: 100%;
}


.feature ul{
    background: #fbfdff;
    margin-right: 50px;
    
}
.feature ul li{
    width: 540px;
    padding: 20px 60px;
    letter-spacing: 2px;
}
.feature ul li.active{
    background: #2780ee;
}
.feature ul li h6 {
    font-size: 20px;
    color: #333;
    margin-bottom: 20px;
}
.feature ul li h6.active {
    color: #fff;
}
.feature ul li p{
    font-size: 20px;
    color: #999;
}
.feature ul li p.active{
    color: rgba(255,255,255,0.8)
}

/* 项目案例 */
.case{
    height: 900px;
    background: #fbfdff;
    padding-top:100px;
}
.case .container>p{
    text-align: center;
    font-size:40px ;
    color: #333;
    margin-bottom: 60px;
}
.case .container ul{
    display: flex;
   
}
.case .container ul li{
    width: 360px;
    float: left;
    position: relative;
    background: #fff;
}
.case .container ul li+li{
    margin-left: 60px;
}
.case .container ul li video{
    /* float: left; */
    width: 360px;
    height: 400px;
}
.case .container ul li span{
    display:inline-block;
    width:60px;
    height:60px; 
    position: absolute;
    top:30%;
    left:40%;
    background: url('../images/feature-projecttext-playbutton.png') no-repeat;
    background-size: 100%;
}
.case .container ul li div{
    width: 320px;
    margin: 0 auto 20px;
}
.case .container ul li h6{
    color: #333;
    font-size: 30px;
    letter-spacing: 2px;
    margin-bottom: 20px;
    font-weight: 400;

}
.case .container ul li p{
    width:320px;
    color: #666;
    font-size: 20px;
    letter-spacing: 2px;

}
/* 合作伙伴
 */
.partner{
    height: 900px;
    padding-top:100px; 
}  
.partner .container p{ 
    text-align: center;
    color: #333;
    font-size: 40px;
  
} 
.partner .container .partner_img{
    width: 100%;
    height: 600px;
    background: url('../images/feature-partners.png') no-repeat;
    background-size: 100%;
} 
/* 坐标 */
.coordinate{
    width: 100%;
    position: relative;
}
.coordinate .img_box{
    width: 100%;
}
.coordinate .img_box img{
    display: inline-block;
    width: 100%;
}
.coordinate >div:nth-child(2){
    height: 120px;
    width: 100%;
    position: absolute;
    bottom: 0;
    left: 0;
    background: rgba(255,255,255,0.8);

}
.coordinate ul{
    width: 100%;
    display: flex;
}
.coordinate ul li{
    width: 400px;
    height: 120px;
    /* float: left; */
}
.coordinate ul li a{
    display: inline-block;
    width: 60px;
    height:60px;
    vertical-align: text-top;
    margin-top: 30px;
}
.coordinate ul li a img{
    display: inline-block;
    width: 100%;
    height: 100%;
    vertical-align: text-top;
} 
.coordinate ul li div{
    display: inline-block;
    vertical-align: text-top;
    margin-top: 30px;
}
.coordinate ul li div p{
    font-size: 18px;
    color: #999;
    /* display: inline-block; */

}
.coordinate ul li div p:last-child{
    font-size: 22px;
    color: #333;
}
/* 底部 */
footer{
    height: 300px;
    padding-top:60px;
}
footer .container{
    display: flex;

}
.catalog{
    /* width: 680px; */

}
footer .catalog ul{
    /* margin-top: 60px; */
}
footer .catalog ul li{
    float: left;
    font-size: 20px;
    color: #666;
    height: 20px;
    line-height: 20px;
   /* width: 1.1rem; */
   text-align: center;
   padding:0 6px;

}
footer .catalog ul li+li{
    border-left: 2px solid #666;

}
footer .catalog p{
    font-size: 15px;
    color: #666;
    margin-top: 25px;
}
footer .download{
    /* margin-top:110px; */
    display: flex;
}
footer .download ul{
    
}
footer .download .box li{

    width: 230px;
    height: 60px;
    line-height: 60px;
    background: #2780ee;
    border-radius:30px;
    font-size: 20px;
    color: #fff;
    margin-bottom: 50px;
    cursor: pointer;
}
footer .download .box li img{
    display: inline-block;
    width: 40px;
    height: 40px;
    margin: 10px 20px 0;
    vertical-align: top;
}

footer .download .download_img{
    width: 200px;
    height:  200px;
    margin-left: 30px;
}
footer .download .download_img li{
    width: 100%;
    height: 100%;
}
footer .download .download_img li img{
    width: 100%;
    height: 100%;
    display: inline-block;
}
footer .download .download_img li.hide{
    display: none;
    
}
.download_imgdownload_img img{
    display: inline-block;
    width: 180px;
    height: 180px;
    margin-left: 20px
}
